either a planet called neptune which is usually associated with the sea, or old man jenkins who called himself neptune
by nonekopopo February 17, 2023

When a character suffers a catastrophic glow-down — not just a visual downgrade, but a full-on aesthetic and narrative collapse. Once majestic, cool, or powerful, they’re redesigned into a weird, goofy, or straight-up embarrassing version of themselves.
“They Neptuned him. Dude used to look like a legend.”
“This reboot is suffering from major King Neptune Effect.”
“Her redesign has big Neptune Energy… in the bad way.”
“From silver fox to gas station cryptid — that’s the King Neptune pipeline.”
Variations:
Neptuned (verb) – “They Neptuned my boy!”
Neptune Energy (noun) – “His current look is giving Neptune Energy, and not in a good way.”
King Neptune Syndrome (rare alt form) – “It’s a classic case of King Neptune Syndrome: dev god to gym teacher.”
“This reboot is suffering from major King Neptune Effect.”
“Her redesign has big Neptune Energy… in the bad way.”
“From silver fox to gas station cryptid — that’s the King Neptune pipeline.”
Variations:
Neptuned (verb) – “They Neptuned my boy!”
Neptune Energy (noun) – “His current look is giving Neptune Energy, and not in a good way.”
King Neptune Syndrome (rare alt form) – “It’s a classic case of King Neptune Syndrome: dev god to gym teacher.”
by Black_lunger May 13, 2025

Describes the "sexual orientation" of someone who wants the p**sy and does not care about the identity of the person it's attached to.
Someone who's dating app filter accepts women, non-binary and trans men.
Someone who's dating app filter accepts women, non-binary and trans men.
by Hatfull December 18, 2022

by All Bets Hedged February 24, 2020

A fucking idiot that has no friends
by Neptunei6940 December 24, 2021

The quality of acting in a way that feels unnatural, inhuman or as if someone were not of this world.
“She is weird. She follows neptunism”
“Why did he do that? Neptunism”
“Why did he do that? Neptunism”
by Baweee August 30, 2025

by Callmemabye2234 July 25, 2014
